Evidence row 2546224

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://arbornote.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/arbornote/"
    ]
  ],
  "name": "ArborNote MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-03T07:15:51.375399Z",
        "status": "active",
        "statusChangedAt": "2026-11-03T07:15:51.375399Z",
        "updatedAt": "2026-11-03T07:15:51.375399Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read proposals and work orders; create clients and update proposals in ArborNote.",
      "icons": [
        {
          "mimeType": "image/svg+xml",
          "sizes": [
            "any"
          ],
          "src": "https://usefulapi.io/icon.svg"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "256x256"
          ],
          "src": "https://usefulapi.io/icon-256.png"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://usefulapi.io/icon-512.png"
        }
      ],
      "name": "io.usefulapi/arbornote",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://arbornote.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/arbornote",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "ArborNote MCP by usefulapi",
      "version": "1.1.1",
      "websiteUrl": "https://usefulapi.io/arbornote/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read proposals and work orders; create clients and update proposals in ArborNote."
}

What the leaf hashes

{"body":"021a8db76e12297d82cc118910a034e9131235132b1e8435c9dac644378334ec","id":2546224,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793690344839412,"prev":2130000,"subject":"mcp_registry:io.usefulapi/arbornote","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xa251cd9d30f777d201ca207be97fd4632eb321516984ca624246f3b7b7bef0b9
2. 0xd78d7d8b0948e0841f0c826bc895537d53c666899ac1bb6b1a18fc09d37c2bef
3. 0x734f953d75e402d56ff25892dfd215caf6a7d364a0001869bc037b97041ac586
4. 0x0c49621b51c4e25b4b0e9a83dd968573c8df1cc7e30036637b6c30454741f470
5. 0x4b63f8eac13b3392a70275b2f6e7ae1f2a324c1cdd7786fc46ef37a97ddb26a3
6. 0x0bcf9db94150389caa519b33516d5f02ff49cda8f3a3532937a829813ad9363f
7. 0x9a6b9a0dca588e962c38963695aed164a9ccce7bf58f4d808ffeb9b8fdca202a
8. 0x149984a75a7b33b5ecda54dd0d6f9a2db15dc8b057a1d85c86e7b1fd93877ae4
9. 0x408f0707bfd266805e64e75ddc8f63e8545c11f1586bf54ac9b764c2e8242bc0
10. 0x013b89ec1e2ce4aaa79ba3e8234b84b6a39439b4c6cf01f18397ed305604e6ae
11. 0xa069bb6f94e5f0566bb68e99e3e4329fcd48a1888cfad8fe127cd6c74c2fcc86
12. 0x18e26c9ce6560a8dfdfac2a5585b2cf9df1ce96dc143db164f777c4bb4b3de47
13. 0xf28d67782c92bef914bcbfba8a09fe25600ef28046c4bb2c25d01c0f921a6c77
14. 0xe49428eac50d81f1f7650588e082bd418a927c143f69fb66decc0ace1ad681d0
15. 0xc8c3351be4f517ca5732d6f5ee3d1d64170b8e4410d31b9c614949031fbc07a0
16. 0xdbc1c0882584cff2eba84dcd18af41b5fd070127c962a21b00db1ec3e352cc94
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7